Examples with Behavior_annexContext org.osate.ba.parser.AadlBaParser.Behavior_annexContext used on opensource projects

Example 1 with Behavior_annexContext

use of org.osate.ba.parser.AadlBaParser.Behavior_annexContext in project osate2 by osate.

the class AadlBaParserAction method parseAnnexSubclause.

public AnnexSubclause parseAnnexSubclause(String annexName, String source, String filename, int line, int column, ParseErrorReporter errReporter) throws antlr.RecognitionException {
    if (false == ANNEX_NAME.equalsIgnoreCase(annexName)) {
        return null;
    }
    CharStream cs = new CaseInsensitiveCharStream(source);
    // AnnexOffset is the offset of the first token found in String source
    // considering the whole source file.
    int annexOffset = column;
    AadlBaHighlighter highlighter;
    // Set a Xtext highlighter if AADLBA Front End is running under OSATE2.
    if (Platform.isRunning()) {
        highlighter = XtextAadlBaHighlighter.getHighlighter(AnnexUtil.getCurrentAnnexSubclause());
    } else {
        // Default highlighter does nothing.
        highlighter = new DefaultAadlBaHighlighter();
    }
    AadlAntlrErrorReporter parserErrorReporter = new AadlAntlrErrorReporter(errReporter, filename);
    AadlBaLexer lexer = new AadlBaLexer(cs);
    lexer.setLine(line);
    lexer.setCharPositionInLine(column);
    lexer.removeErrorListeners();
    lexer.addErrorListener(parserErrorReporter);
    lexer.setHighlighter(highlighter);
    lexer.setAnnexOffset(annexOffset);
    CommonTokenStream tokens = new CommonTokenStream(lexer);
    AadlBaParser parser = new AadlBaParser(tokens);
    parser.removeErrorListeners();
    parser.addErrorListener(parserErrorReporter);
    try {
        // Build the primary AST: AST without AADLBA or declarative meta objects
        // Instanced.
        Behavior_annexContext bac = parser.behavior_annex();
        BehaviorAnnex ba = null;
        if (parser.getNumberOfSyntaxErrors() == 0) {
            AadlBaParserVisitor<Boolean> visitor = new AadlBaParserVisitor<Boolean>(filename, annexOffset);
            visitor.visit(bac);
            ba = bac.result;
        } else {
            // Create an empty behavior annex object in order to
            // highlight keywords even if there is some syntax errors.
            ba = AadlBaFactory.eINSTANCE.createBehaviorAnnex();
        }
        if (ba != null) {
            AadlBaLocationReference location = new AadlBaLocationReference(annexOffset, filename, line);
            location.setOffset(0);
            ba.setLocationReference(location);
        }
        return ba;
    }// Translates ANTLR runtime exception to ANTLR Exception.
     catch (org.antlr.v4.runtime.RecognitionException e) {
        int errLine = e.getOffendingToken().getLine();
        int errColumn = e.getOffendingToken().getCharPositionInLine();
        throw new antlr.RecognitionException(e.getMessage(), filename, errLine, errColumn);
    } catch (IllegalArgumentException e) {
        // Nothing to do as the parser is supposed to report any error.
        // DEBUG
        e.printStackTrace();
        return null;
    }
}